// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//


#pragma once

#include <string>
#include <pollux/expression/type_signature.h>
#include <pollux/type/type.h>

namespace kumo::pollux::exec {

/// Parses a string into TypeSignature. The format of the string is type name,
/// optionally followed by type parameters enclosed in parenthesis.
///
/// Examples:
///     - bigint
///     - double
///     - array(T)
///     - map(K,V)
///     - row(named bigint,array(tinyint),T)
///     - function(S,T,R)
///
/// Row fields are allowed to be named or anonymous, e.g. "row(foo bigint)" or
/// "row(bigint)"
TypeSignature parseTypeSignature(const std::string& signature);

} // namespace kumo::pollux::exec
